[S-4C]
Manufacturer: Thomas-Morse Aircraft Corporation [USA]
First flight: June 1917
Dimensions: Length: 6.05 m ( 19 ft 10 in )   Wingspan: 8.08 m ( 26 ft 6 in )   Height: 2.46 m ( 8 ft 1 in )
* advanced-trainer, controls very sensitive, no carburetor,

Thomas-Morse S-4 Scout : Trainer

Thomas-Morse S-5 Scout : Trainer (Navy)

Thomas-Morse
S-5 Scout